Frequently Asked Questions (FAQ)

Q1: What types of input signals does the NFAF135-S00 support?
A1: It supports contact ON/OFF signals and voltage pulses (rectangular wave).

Q2: What is the frequency measurement range of the module?
A2: The module measures frequencies from 0.1 Hz to 10 kHz.

Q3: How many input channels are available?
A3: There are 8 isolated input channels.

Q4: What is the accuracy of frequency measurements?
A4: The module offers an accuracy of ±0.1% of the reading.

Q5: Can the module operate in high-noise environments?
A5: Yes, the isolated channels enhance noise immunity, making it suitable for such environments.

Q6: What are the dimensions and weight of the module?
A6: It measures 130 x 107.5 x 32.8 mm and weighs 0.3 kg.

Q7: Is the module compatible with other Yokogawa systems?
A7: Yes, it integrates seamlessly with Yokogawa’s STARDOM FCN/FCJ controllers.

Q8: What is the minimum input pulse width the module can detect?
A8: The module can detect pulse widths as short as 40 μs.

Q9: Does the module support both 12 V DC and 24 V DC power supplies?
A9: Yes, it can operate with either 12 V DC or 24 V DC field power supplies.

Q10: What is the data refresh cycle of the module?
A10: The data refresh cycle is 10 ms.